| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.17 | 2.28 | -0.11 |
| Feb | 1.85 | 1.78 | 0.07 |
| Mar | 2.18 | 2.06 | 0.12 |
| Apr | 3.05 | 3.12 | -0.07 |
| May | 3.66 | 3.67 | -0.01 |
| Jun | 3.32 | 3.29 | 0.03 |
| Jul | 3.35 | 3.23 | 0.12 |
| Aug | 3.28 | 3.19 | 0.09 |
| Sep | 3.05 | 3.15 | -0.10 |
| Oct | 2.80 | 2.80 | 0.00 |
| Nov | 2.54 | 2.54 | 0.00 |
| Dec | 2.10 | 2.20 | -0.10 |
33.35 | 33.31 | 0.04 |